10021173 has 4 divisors (see below), whose sum is σ = 13361568. Its totient is φ = 6680780.

The previous prime is 10021163. The next prime is 10021213. The reversal of 10021173 is 37112001.

10021173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37112001 = 3 ⋅12370667.

It is a cyclic number.

It is not a de Polignac number, because 10021173 - 2⁴ = 10021157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670193 + ... + 1670198.

It is an arithmetic number, because the mean of its divisors is an integer number (3340392).

Almost surely, 2^10021173 is an apocalyptic number.

It is an amenable number.

10021173 is a deficient number, since it is larger than the sum of its proper divisors (3340395).

10021173 is an equidigital number, since it uses as much as digits as its factorization.

10021173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340394.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 10021173 is about 3165.6236352416. The cubic root of 10021173 is about 215.5954146344.

Adding to 10021173 its reverse (37112001), we get a palindrome (47133174).

The spelling of 10021173 in words is "ten million, twenty-one thousand, one hundred seventy-three".